What does Dirty Sprite mean? and why is Future so obsessed with it?

6. What does Dirty Sprite mean? and why is Future so obsessed with it?

Dirty Sprite, also known as 'Lean' or 'Purple Drank', is a drug-infused concoction that contains cough syrup among other ingredients. Despite rumours of the drink having negative side-effects, Future is a big fan and named his first LP 'Dirty Sprite' and his third studio album 'Dirty Sprite 2'.